Storage rack



FIG. 1 is a perspective view of a storage rack showing my new design;

FIG. 2 is a front elevational view thereof, the rear view being a mirror image thereof;

FIG. 3 is a left side elevational view as seen in use;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view as seen in use; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a storage rack, as shown and described. 